{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "trigger": true, "arguments": ["Subject.Race", "Treatment.Disorder", "Subject.Age", "Subject.Gender", "Subject.Population", "Treatment.Drug", "Combination.Drug", "Subject", "Effect", "Subject.Disorder", "Treatment", "Treatment.Route", "Treatment.Dosage", "Treatment.Duration", "Treatment.Freq", "Treatment.Time_elapsed"]}, {"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Treatment.Disorder", "Treatment.Duration", "Subject.Age", "Treatment.Dosage", "Combination.Drug", "Treatment.Freq", "Subject.Population", "Subject.Gender", "Effect", "Subject.Disorder", "Treatment"]}], "input": "Nine eyes from 6 patients, 74 years to 90 years of age, referred by ophthalmologists for repair of cicatricial entropion after at least 2 years of twice-a-day application of dipivefrin."}
{"adverse event": [{"trigger": "after ", "arguments": {"Subject.Race": "NAN", "Treatment.Disorder": "NAN", "Subject.Age": "74 years to 90 years", "Subject.Gender": "NAN", "Subject.Population": "6", "Treatment.Drug": "dipivefrin", "Combination.Drug": "NAN", "Subject": "Nine eyes from 6 patients, 74 years to 90 years of age", "Effect": "cicatricial entropion", "Subject.Disorder": "NAN", "Treatment": "at least 2 years of twice-a-day application of dipivefrin", "Treatment.Route": "NAN", "Treatment.Dosage": "NAN", "Treatment.Duration": "2 years", "Treatment.Freq": "twice-a-day", "Treatment.Time_elapsed": "NAN"}}], "potential therapeutic event": []}